PT-2020-19956 · Nextcloud+2 · Nextcloud Server+2

Published 2020-02-04 · Updated 2020-10-15 · CVE-2020-8119

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Nextcloud server version 17.0.0

Description The issue is related to improper authorization in the Nextcloud server, which causes previews and files to be leaked when a file-drop share link is opened via the gallery app.

Recommendations For Nextcloud server version 17.0.0, update to a version that includes a fix for this issue to prevent unauthorized access to files and previews.

Fix

Incorrect Authorization

Improper Authorization

Weakness Enumeration

CWE-863

CWE-285

Related Identifiers

ALT-PU-2020-3060

CVE-2020-8119

OPENSUSE-SU-2020:0220-1

OPENSUSE-SU-2020:0229-1

OPENSUSE-SU-2020_0220-1

Affected Products

Alt Linux

Nextcloud Server

Suse

References · 22

• https://osv.dev/vulnerability/openSUSE-SU-2020:0220-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-8119 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2020:0229-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-8119 · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00019.html · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00022.html · Vendor Advisory
• https://nextcloud.com/security/advisory/?id=NC-SA-2019-012 · Vendor Advisory
• https://suse.com/security/cve/CVE-2020-8119 · Note
• https://suse.com/security/cve/CVE-2019-15613 · Note
• https://suse.com/security/cve/CVE-2019-15624 · Note
• https://bugzilla.suse.com/1162781 · Note
• https://lists.opensuse.org/archives/list/[e-mail]/thread/4ZKAQ7AEGBUT5BPIHKS2AN3QK2XYBODP · Note
• https://bugzilla.suse.com/1162784 · Note
• https://suse.com/security/cve/CVE-2019-15621 · Note
• https://lists.opensuse.org/archives/list/[e-mail]/thread/YNXRESXAEC3O5ZYBXEVOSSEP4DH2EXOI · Note